CN219014977U - High-carbon chromite hot furnace feeding system - Google Patents
High-carbon chromite hot furnace feeding system Download PDFInfo
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- CN219014977U CN219014977U CN202223197963.4U CN202223197963U CN219014977U CN 219014977 U CN219014977 U CN 219014977U CN 202223197963 U CN202223197963 U CN 202223197963U CN 219014977 U CN219014977 U CN 219014977U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The utility model discloses a high-carbon chromite hot furnace feeding system which comprises a raw material conveying belt, a raw material bin hopper, a supporting frame, a transverse conveying belt, a climbing conveying belt, a discharging frame, a driving motor, a mixing bin hopper, a stirring rod, stirring blades, a rotary discharging valve and a first material containing frame, wherein the feeding frame is arranged on the main conveying belt; the middle part of the supporting frame is fixedly provided with more than one raw material hopper along the conveying direction; the discharge end of the raw material conveying belt is arranged above a feed inlet of the raw material bin hopper; a rotary discharging valve is arranged at a discharging hole at the bottom of the raw material bin hopper; a transverse conveying belt is arranged below the discharge hole of the raw material bin; a discharging frame is fixed at the tail end of the transverse conveying belt, and a stirring rod is arranged in the middle of the discharging frame in a penetrating manner; the stirring rod penetrates through the discharging frame and extends into the mixing hopper below the discharging frame; the bottom of the stirring rod is fixedly provided with stirring blades; a driving motor is fixed on the surface of the discharging frame; the driving end of the driving motor is fixed with the top of the stirring rod.
Description
Technical Field
The utility model relates to the technical field of mineral resource smelting equipment, in particular to a high-carbon chromite hot furnace feeding system.
Background
The smelting method of the high-carbon ferrochrome comprises a blast furnace method, an electric furnace method, a plasma furnace method and the like. The special pig iron with chromium content of about 30% can only be produced by using a blast furnace. In 2012, high-carbon ferrochrome with high chromium content is smelted in an ore smelting furnace by a flux method. The submerged arc furnace is also called an electric arc furnace or a resistance furnace. It is mainly used for reducing and smelting ore, carbonaceous reducing agent, solvent and other raw materials.
In the technological process of high-carbon ferrochrome, three main steps of conveying, proportioning and smelting are adopted; the proportioning is to calculate the proportioning amount of raw materials such as iron ore concentrate, bentonite, dust and the like in advance, and mix the raw materials after weighing, and the prepared raw materials are put into a submerged arc furnace for smelting; because the existing flow is complex, various equipment such as weighing, feeding and stirring are required to cooperate, so that the equipment failure rate is high, the batching efficiency is low, and the batch can not be fed in time.
The utility model comprises the following steps:
according to the defects of the prior art, the utility model provides a feeding system of a high-carbon chromite hot furnace, through which raw materials can be timely put into the submerged arc furnace while rapidly and efficiently batching.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the high-carbon chromite hot furnace feeding system comprises a raw material conveying belt, a raw material bin hopper, a supporting frame, a transverse conveying belt, a climbing type conveying belt, a discharging frame, a driving motor, a mixing bin hopper, a stirring rod, stirring blades, a rotary discharging valve and a first material containing frame; the middle part of the supporting frame is fixedly provided with more than one raw material hopper along the conveying direction; the discharge end of the raw material conveying belt is arranged above a feed inlet of the raw material bin hopper; a rotary discharging valve is arranged at a discharging hole at the bottom of the raw material bin hopper; a transverse conveying belt is arranged below the discharge hole of the raw material bin; a discharging frame is fixed at the tail end of the transverse conveying belt, and a stirring rod is arranged in the middle of the discharging frame in a penetrating manner; the stirring rod penetrates through the discharging frame and extends into the mixing hopper below the discharging frame; the bottom of the stirring rod is fixedly provided with stirring blades; a driving motor is fixed on the surface of the discharging frame; the driving end of the driving motor is fixed with the top of the stirring rod; the feeding end of the climbing conveyor belt is positioned below the mixing bin hopper, and a first material containing frame is fixed at the feeding end of the mixing bin hopper; the discharge end of the climbing type conveying belt is positioned at the feed inlet of the submerged arc furnace.
Preferably, the number of the raw material hoppers corresponds to the number of the raw material conveying belts; the raw material conveying belt is an inclined conveying belt, and a second material containing frame is fixed at the material loading end of the raw material conveying belt.
Preferably, the support frame is provided with a protective baffle corresponding to the upper part of the raw material bin hopper.
Preferably, a bracket is arranged at the discharge end of the climbing type conveying belt.
Preferably, the mixing hopper is placed in a pit formed in the ground; the mixing hopper is lower than the ground; and an electric valve is arranged at the discharge hole of the mixing hopper.
The utility model has the beneficial effects that:
the system can directly throw all raw materials into the required raw material amount of the transverse conveying belt, concentrate all raw materials to the mixing bin through the raw material conveying belt, finish mixing in the direct conveying process through stirring of the mixing bin, throw the mixing into the submerged arc furnace, improve batching and conveying efficiency, and timely throw the materials.
Description of the drawings:
in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic sectional view of the pit according to the present utility model.
Fig. 3 is a schematic diagram of the internal structure of the mixing hopper of the utility model.
In the figure, raw materials conveyer belt 1, former feed bin fill 2, support frame 3, horizontal conveyer belt 4, climbing formula conveyer belt 5, discharge frame 6, driving motor 7, blending hopper 8, puddler 9, stirring leaf 9, rotatory baiting valve 10, first flourishing material frame 11, second flourishing material frame 12, support 13, baffle 14, pit 15.
The specific embodiment is as follows:
as shown in the figure, the feeding system of the high-carbon chromite hot furnace comprises a raw material conveying belt 1, a raw material bin hopper 2, a supporting frame 3, a transverse conveying belt 4, a climbing conveying belt 5, a discharging frame 6, a driving motor 7, a mixing bin hopper 8, a stirring rod 9, stirring blades 9, a rotary discharging valve 10 and a first material containing frame 11; the middle part of support frame 3 is fixed with more than one former feed bin fill 2 along the direction of delivery range, and the quantity of specific former feed bin fill 2 corresponds with raw materials conveyer belt 1 quantity, and how many kinds of raw materials have, then each kind of raw materials all need the independent transport, occupy a set of raw materials conveyer belt 1 and former feed bin fill 2. The further raw material conveyer belt 1 is an inclined conveyer belt, and a second material containing frame 12 is fixed at the material loading end of the raw material conveyer belt 1. The discharge end of the raw material conveying belt 1 is arranged above the feed inlet of the raw material bin 2; a rotary discharging valve 10 is arranged at the bottom discharge hole of the raw material bin 2; in order to protect the feed inlet, a protective baffle 14 is arranged above the support frame 3 corresponding to the bin 2.
As shown in the figure, a transverse conveying belt 4 is arranged below a discharge hole of the raw material hopper 2; a discharging frame 6 is fixed at the tail end of the transverse conveying belt 4, and a stirring rod 9 is arranged in the middle of the discharging frame in a penetrating manner; the stirring rod 9 passes through the discharging frame 6 and extends into the mixing hopper 8 below the discharging frame 6; the stirring blade 9 is fixed with in the bottom of puddler 9, and stirring blade 9 stirs the raw materials in the blending hopper 8 and mixes. A driving motor 7 is fixed on the surface of the discharging frame 6; the driving end of the driving motor 7 is fixed with the top of the stirring rod 9; the feeding end of the climbing conveyor belt 5 is positioned below the mixing hopper 8; the ground is provided with a pit 15 for placing a mixing bin; the mixing hopper 8 is lower than the ground. The feed end of the mixing bin hopper 8 is fixed with a first material containing frame 11, and the discharge port of the mixing bin hopper is provided with an electric valve. The discharge end of the climbing type conveyer belt 5 is positioned at the feed inlet of the submerged arc furnace, and the discharge end of the climbing type conveyer belt 5 is provided with a bracket 13. The above-mentioned fixing means, unless described separately, are welded or screwed by means of common techniques by those skilled in the art.
The working procedure is as follows:
feeding raw materials into a second material containing frame 1212, wherein each raw material occupies a group of raw material conveying belts 1; feeding all groups of raw material conveying belts 1 synchronously; after each raw material enters the corresponding raw material bin 2, the discharging is controlled by rotating the discharging valve 10; the discharging of the rotary discharging valve 10 is mainly controlled by a motor of the rotary discharging valve 10, and the motor is connected into an electric control cabinet. The raw materials discharged by the rotary discharging valve 10 fall onto the transverse conveying belt 4, and the transverse conveying belt 4 conveys the raw materials into the mixing hopper 8; the raw material conveying belt 1 is conveyed according to batches, raw materials on the conveying belt are quantitatively discharged each time, and after all discharged materials are conveyed, the rotary discharge valve 10 is used for preparing the next batch. The raw materials that get into blending hopper 8 pass through puddler 9 and stirring leaf 9, after the intensive mixing, blending hopper 8 bottom valve is opened, discharges the material of mixed number, utilizes climbing formula conveyer belt 5 to throw into the hot stove in ore deposit with the material.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The high-carbon chromite hot furnace feeding system comprises a raw material conveying belt, a raw material bin hopper, a supporting frame, a transverse conveying belt, a climbing type conveying belt, a discharging frame, a driving motor, a mixing bin hopper, a stirring rod, stirring blades, a rotary discharging valve and a first material containing frame; the method is characterized in that: the middle part of the supporting frame is fixedly provided with more than one raw material hopper along the conveying direction; the discharge end of the raw material conveying belt is arranged above a feed inlet of the raw material bin hopper; a rotary discharging valve is arranged at a discharging hole at the bottom of the raw material bin hopper; a transverse conveying belt is arranged below the discharge hole of the raw material bin;
a discharging frame is fixed at the tail end of the transverse conveying belt, and a stirring rod is arranged in the middle of the discharging frame in a penetrating manner; the stirring rod penetrates through the discharging frame and extends into the mixing hopper below the discharging frame; the bottom of the stirring rod is fixedly provided with stirring blades; a driving motor is fixed on the surface of the discharging frame; the driving end of the driving motor is fixed with the top of the stirring rod; the feeding end of the climbing conveyor belt is positioned below the mixing bin hopper, and a first material containing frame is fixed at the feeding end of the mixing bin hopper; the discharge end of the climbing type conveying belt is positioned at the feed inlet of the submerged arc furnace.
2. A high carbon chromite heating furnace feed system as defined in claim 1, wherein: the number of the raw material hoppers corresponds to the number of the raw material conveying belts; the raw material conveying belt is an inclined conveying belt, and a second material containing frame is fixed at the material loading end of the raw material conveying belt.
3. A high carbon chromite heating furnace feed system as defined in claim 1, wherein: the support frame corresponds the top of former feed bin bucket and is equipped with the baffle of protection.
4. A high carbon chromite heating furnace feed system as defined in claim 1, wherein: and a support is arranged at the discharge end of the climbing type conveying belt.
5. A high carbon chromite heating furnace feed system as defined in claim 1, wherein: the mixing hopper is placed in a pit formed in the ground; the mixing hopper is lower than the ground; and an electric valve is arranged at the discharge hole of the mixing hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223197963.4U CN219014977U (en) | 2022-11-30 | 2022-11-30 | High-carbon chromite hot furnace feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223197963.4U CN219014977U (en) | 2022-11-30 | 2022-11-30 | High-carbon chromite hot furnace feeding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219014977U true CN219014977U (en) | 2023-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223197963.4U Active CN219014977U (en) | 2022-11-30 | 2022-11-30 | High-carbon chromite hot furnace feeding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219014977U (en) |
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2022
- 2022-11-30 CN CN202223197963.4U patent/CN219014977U/en active Active
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